** U.S.-listed shares of gold miners gain premarket, tracking rise in bullion prices GOL/
** Spot gold XAU= up 1.2% at $3,240.29/ounce
** Gold prices rebound from previous session's losses, benefiting from a weaker dollar and Moody's downgrade of U.S. government's credit rating amid lingering trade concerns
** Top miners Newmont NEM.N rise 2.1% and Barrick Mining ABX.TO, B.N up 2.4%
** South African miner Harmony Gold HMY.N rises 2.4%, Sibanye Stillwater SBSW.N gains 3.6%, Gold Fields up 1.4%, and Anglogold Ashanti AU.N rise 1.3%
** Canadian miners Kinross Gold K.TO, KGC.N rise 2.3% and Agnico Eagle Mines AEM.TO, AEM.N up 2.5%
(Reporting by Sumit Saha in Bengaluru)
((Sumit.Saha@thomsonreuters.com;))